2012 BMW 640 review

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Automatic deactivation of the front passenger airbags
The system determines whether the front passenger seat is occupied by measuring the resistance of the human body. The front, knee, and side airbag on the front passenger side are activated or d ...

Setting treble, bass, balance, and fader
1. "CD/Multimedia", "Radio" or "Settings" 2. "Tone" Tone 3. Select the desired tone settings. Select the desired tone settings 4. To adjust: turn the c ...

Drivetrains
The 528i, 535i and 550i are rated at 240, 300 and 400 horsepower, respectively. The turbocharged version of the 3.0-liter inline-six-cylinder in the 535i makes the 550i superfluous, rocketing the ...